5.1 Questions

Passive transport is called "passive" because it occurs WITHOUT

• cause.
• energy.
• a concentration gradient.
• a cell wall.

In an isotonic solution, the NET flow of water is 

• into the cell.
• out of the cell.
• there is no net flow of water.

Osmosis is the diffusion of _____ across a membrane

• glucose
• NaCl
• proteins
• water

A HYPERTONIC solution has a _____ concentration of solute than the interior of the cell and a cell will ______ when placed into this solution.

• lower; shrink
• lower; swell
• higher; shrink
• higher; swell

A HYPOTONIC solution has a ______ concentration of solute than the cell and the cell will _____ when placed into a hypotonic solution.

• lower; swell
• lower; shrink
• higher; swell
• higher; shrink

Which of the following words are paired correctly?

• Turgid - hypertonic : Flaccid - Isotoinic
• Turgid - Hypertonic : Flaccid - Hypotonic
• Turgid - Hypotonic : Flaccid - Hypertonic
• Turgid - Isotonic : Flacid - Hypertonic

What is it called when molecules move across the cell membrane from an area of high concentration to an area of low concentration through a carrier protein?

• Diffusion
• Osmosis
• Active Transport
• Facilitated Diffusion

When molecules are spread evenly across the cell membrane, ______________________ is reached.

• difference
• transportation
• equilibrium
• solution

Ideally, your cells should be in a(n) _______ solution

• Hypertonic
• Hypotonic
• Isotonic
• Cola

What process is shown?

• Diffusion
• Osmosis
• Active Transport
• Respiration